NAICS 334290: Other Communications Equipment Manufacturing
This industry comprises establishments primarily engaged in manufacturing communications equipment (except telephone apparatus, radio and television broadcast equipment, and wireless communications equipment).

Illustrative Examples:

Fire detection and alarm systems manufacturing
Signals (e.g., highway, pedestrian, railway, traffic) manufacturing
Intercom systems and equipment manufacturing
Video-based stadium displays manufacturing 

ExioML sector: Electrical machinery and apparatus n.e.c. (31)
Region: US | Year: 2022
Sector value added: 68675.5386579 M EUR | Employment: 809.436143123 thousand persons
Sector GHG emissions: 3051654294.78 kg CO2 eq | Energy carrier net total: 101481.364669 TJ | Carbon intensity: 0.04443582612408031

Company: Electronic Controls Company
Electronic Controls Company (ECCO) designs, manufactures, and markets emergency lighting and audible warning equipment. The Company offers beacons, lightbars, minibars, directional lights, worklamps, auxiliary lighting equipment, back up alarms, cameras systems, and accessories.